Many changes that make the new mem system compile. Now to convert the rest of the...

Many changes that make the new mem system compile.  Now to convert the rest of the tree to use the new mem system.

mem/mem_object.hh:
    Create constrtor so it compiles
mem/packet.hh:
    Fix typedefs so they compile, add in a few more headers for compilation
mem/page_table.cc:
    convert to new mem system so it compiles
mem/page_table.hh:
    fix it to the version that had asid support.  Make it compile in the new system
mem/physical.cc:
    Fix some compilation bugs
mem/physical.hh:
    Add a type that made compile fail
mem/port.hh:
    Fix a spelling error that messed up compilation
mem/request.hh:
    fix typedefs and forward declerations so it compiles

--HG--
extra : convert_revision : 580fb1ba31ada799ff0122601b8b5a8d994bb8af